DLNA

「DLNA」の編集履歴（バックアップ）一覧はこちら

「DLNA」(2011/01/16 (日) 22:01:47) の最新版変更点

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Setup DLNA server on NAS
- Target NAS: NAS-01G
- ppc-linux

Server
- MediaTomb
- MiniDLNA

Cross Compile Environment
http://www.pages.drexel.edu/~sg64/stuff/cross-compile.htm
- Directories
 $HOME/cross-compile/$TARGET/usr/bin
 $HOME/cross-compile/$TARGET/install/module-X.Y.Z
 $HOME/cross-compile/$TARGET/build/module-X.Y.Z
 $HOME/cross-compile/$TARGET/usr/src/module-X.Y.Z

- General Setup
 export TARGET=powerpc-linux
 
 export PREFIX=$HOME/cross-compile/$TARGET/install
 export PATH=$HOME/cross-compile/$TARGET/usr/bin:$PATH
 export CC=$TARGET-gcc
 
 echo "Cross Compile Envirnment for $TARGET"

- binutils-2.21
 ./configure --target=$TARGET --prefix=$PREFIX/binutils-2.21 \
 --enable-shared \
 --disable-nls   #native language support. This is for i18n \

- runtime環境のコピー
　runtime/lib/libc.so 等を修正 pthread関係もある。
　GROUP ( libc.so.6 libc_nonshared.a )

- gcc-4.1.2 (gcc-core-4.1.2)
 ./configure --target=$TARGET --prefix=$PREFIX/gcc-4.1.2 \
 --enable-shared \
 --disable-nls \
 --with-as=/home/hideo/cross-compile/powerpc-linux/usr/bin/powerpc-linux-as \
 --with-ld=/home/hideo/cross-compile/powerpc-linux/usr/bin/powerpc-linux-ld \
 --with-headers=$HOME/runtime/include \
 --with-libs=$HOME/runtime/lib \
 --enable-language=c,c++
----
- libexif
 ./configure --target=$TARGET --prefix=$PREFIX/libexif-0.6.20 \
 --host=$TARGET \
 --disable-nls 

- libjpeg
 ./configure --host=$TARGET --prefix=$PREFIX/jpeg-8b

- zlib
 ./configure --prefix=$PREFIX/zlib-1.2.5

- libid3tag
 ./configure --host=$TARGET --prefix=$PREFIX/libid3tag-0.15.1b

- libogg-1.2.2
 ./configure --host=$TARGET --prefix=$PREFIX/libogg-1.2.2

- libFLAC
 ./configure --host=$TARGET --prefix=$PREFIX/flac-1.2.1 \
 --disable-cpplibs

- libvorbis
 ./configure --host=$TARGET --prefix=$PREFIX/libvorbis

- sqlite3
 ./configure --host=$TARGET --prefix=$PREFIX/sqlite-autoconf-3070400
 

- libavformat (the ffmpeg libraries)
 ./configure --arch=$TARGET --prefix=$PREFIX/ffmpeg-0.6.1 \
 --enable-shared \
 --enable-nonfree \
 --disable-ffmpeg \
 --disable-ffplay \
 --disable-ffprobe \
 --disable-ffserver \
 --disable-avdevice \
 --disable-avcodec \
 --disable-swscale \
 --disable-altivec


- libuuid

- minidlna
 sendfileがNAS-01Gのカーネルに実装されていないので、read writeを用いて自分で実装する必要がある。
 http://www.man7.org/tlpi/code/online/dist/sockets/sendfile.c.html

 void
 send_file(struct upnphttp * h, int sendfd, off_t offset, off_t end_offset)
 {
    off_t orig;
    char buf[MAX_BUFFER_SIZE];
    size_t toRead, numRead, numSent, totSent;
 
    if (offset != NULL) {
 
        /* Save current file offset and set offset to value in '*offset' */
 
        orig = lseek(sendfd, 0, SEEK_CUR);
        if (orig == -1)
            return -1;
        if (lseek(sendfd, offset, SEEK_SET) == -1)
            return -1;
    }
 
    totSent = 0;
 
    while (end_offset > 0) {
        toRead = end_offset < MAX_BUFFER_SIZE ? end_offset : MAX_BUFFER_SIZE;
 
        numRead = read(sendfd, buf, toRead);
        if (numRead == -1)
            return -1;
        if (numRead == 0)
            break;                      /* EOF */
 
        numSent = write(h->socket, buf, numRead);
        if (numSent == -1)
            return -1;
        if (numSent == 0)               /* Should never happen */
            DPRINTF(E_ERROR, L_HTTP, "sendfile: write() transferred 0 bytes");
 
        end_offset -= numSent;
        totSent += numSent;
    }
 
    if (offset != NULL) {
 
        /* Return updated file offset in '*offset', and reset the file offset
           to the value it had when we were called. */
 
        offset = lseek(sendfd, 0, SEEK_CUR);
        if (offset == -1)
            return -1;
        if (lseek(sendfd, orig, SEEK_SET) == -1)
            return -1;
    }
 }

----

- sqlite-autoconf-3070400
 ./configure --host=$TARGET --prefix=$PREFIX/sqlite-autoconf-3070400 

- flac-1.2.1
 ./configure --host=$TARGET --prefix=$PREFIX
 cd flac-1.2.1/src/libFLAC
 
 make all
 make insatll

libFLACだけが必要なのでライブラリだけコンパイルしてインストール

- ffmpeg-0.6.1
 unset CFLAGS
 ./configure --prefix=$PREFIX --enable-cross-compile --cc=$CC \
 --arch=ppc --target-os=linux \
 --enable-nonfree \
 --disable-altivec --disable-mmx --disable-iwmmxt --disable-armv5te --disable-armv6 --disable-asm \
 --disable-stripping
 
 cd libavformat
 make all
 make install
 
 cd 
 make all
 make install
 
 cd 
 make all
 make install
 
libsだけが必要なのでライブラリだけコンパイルしてインストール

Setup DLNA server on NAS
- Target NAS: NAS-01G
- ppc-linux

Server
- MediaTomb
- MiniDLNA

Cross Compile Environment
http://www.pages.drexel.edu/~sg64/stuff/cross-compile.htm
- Directories
 $HOME/cross-compile/$TARGET/usr/bin
 $HOME/cross-compile/$TARGET/install/module-X.Y.Z
 $HOME/cross-compile/$TARGET/build/module-X.Y.Z
 $HOME/cross-compile/$TARGET/usr/src/module-X.Y.Z

- General Setup
 export TARGET=powerpc-linux
 
 export PREFIX=$HOME/cross-compile/$TARGET/install
 export PATH=$HOME/cross-compile/$TARGET/usr/bin:$PATH
 export CC=$TARGET-gcc
 
 echo "Cross Compile Envirnment for $TARGET"

- binutils-2.21
 ./configure --target=$TARGET --prefix=$PREFIX/binutils-2.21 \
 --enable-shared \
 --disable-nls   #native language support. This is for i18n \

- runtime環境のコピー
　runtime/lib/libc.so 等を修正 pthread関係もある。
　GROUP ( libc.so.6 libc_nonshared.a )

- gcc-4.1.2 (gcc-core-4.1.2)
 ./configure --target=$TARGET --prefix=$PREFIX/gcc-4.1.2 \
 --enable-shared \
 --disable-nls \
 --with-as=/home/hideo/cross-compile/powerpc-linux/usr/bin/powerpc-linux-as \
 --with-ld=/home/hideo/cross-compile/powerpc-linux/usr/bin/powerpc-linux-ld \
 --with-headers=$HOME/runtime/include \
 --with-libs=$HOME/runtime/lib \
 --enable-language=c,c++

----

- libexif
 ./configure --target=$TARGET --prefix=$PREFIX/libexif-0.6.20 \
 --host=$TARGET \
 --disable-nls 

- libjpeg
 ./configure --host=$TARGET --prefix=$PREFIX/jpeg-8b

- zlib
 ./configure --prefix=$PREFIX/zlib-1.2.5

- libid3tag
 ./configure --host=$TARGET --prefix=$PREFIX/libid3tag-0.15.1b

- libogg-1.2.2
 ./configure --host=$TARGET --prefix=$PREFIX/libogg-1.2.2

- libFLAC
 ./configure --host=$TARGET --prefix=$PREFIX/flac-1.2.1 \
 --disable-cpplibs

- libvorbis
 ./configure --host=$TARGET --prefix=$PREFIX/libvorbis

- sqlite3
 ./configure --host=$TARGET --prefix=$PREFIX/sqlite-autoconf-3070400

runtime環境でライブラリのパスを修正していないと、正しいライブラリとリンクしてくれないので注意

- libavformat (the ffmpeg libraries)
 ./configure --arch=$TARGET --prefix=$PREFIX/ffmpeg-0.6.1 \
 --enable-shared \
 --enable-nonfree \
 --disable-ffmpeg \
 --disable-ffplay \
 --disable-ffprobe \
 --disable-ffserver \
 --disable-avdevice \
 --disable-avcodec \
 --disable-swscale \
 --disable-altivec


- libuuid

- minidlna
 sendfileがNAS-01Gのカーネルに実装されていないので、read writeを用いて自分で実装する必要がある。
 http://www.man7.org/tlpi/code/online/dist/sockets/sendfile.c.html

 void
 send_file(struct upnphttp * h, int sendfd, off_t offset, off_t end_offset)
 {
    off_t orig;
    char buf[MAX_BUFFER_SIZE];
    size_t toRead, numRead, numSent, totSent;
 
    if (offset != NULL) {
 
        /* Save current file offset and set offset to value in '*offset' */
 
        orig = lseek(sendfd, 0, SEEK_CUR);
        if (orig == -1)
            return -1;
        if (lseek(sendfd, offset, SEEK_SET) == -1)
            return -1;
    }
 
    totSent = 0;
 
    while (end_offset > 0) {
        toRead = end_offset < MAX_BUFFER_SIZE ? end_offset : MAX_BUFFER_SIZE;
 
        numRead = read(sendfd, buf, toRead);
        if (numRead == -1)
            return -1;
        if (numRead == 0)
            break;                      /* EOF */
 
        numSent = write(h->socket, buf, numRead);
        if (numSent == -1)
            return -1;
        if (numSent == 0)               /* Should never happen */
            DPRINTF(E_ERROR, L_HTTP, "sendfile: write() transferred 0 bytes");
 
        end_offset -= numSent;
        totSent += numSent;
    }
 
    if (offset != NULL) {
 
        /* Return updated file offset in '*offset', and reset the file offset
           to the value it had when we were called. */
 
        offset = lseek(sendfd, 0, SEEK_CUR);
        if (offset == -1)
            return -1;
        if (lseek(sendfd, orig, SEEK_SET) == -1)
            return -1;
    }
 }